1. Platelet-rich plasma as a potential prophylactic measure against frozen shoulder in an in vivo shoulder contracture model

   • Oscar Feusi
   • Agnieszka Karol
   • Thorsten Jentzsch

   Orthopaedic Surgery Open access 19 October 2020 Pages: 363 - 372

   

2. Surgical resection of a giant intramuscular lipoma of the biceps brachii: a case report and review of the literature

   • Felix Toft

   Orthopaedic Surgery 24 October 2020 Pages: 373 - 379

   

3. Three-dimensional acetabular orientation during periacetabular osteotomy: a video analysis of acetabular rim position using an external fixator as navigation tool during reorientation procedure

   • Timo J. Schwarz
   • Günther Maderbacher
   • J. Matussek

   Orthopaedic Surgery Open access 24 October 2020 Pages: 381 - 386

   

4. The base of coracoid process as a reference for glenoid reconstruction in primary or revision reverse shoulder arthroplasty: CT-based anatomical study

   • Nadine Ott
   • Jan-Dirk Kieback
   • Koroush Kabir

   Orthopaedic Surgery 28 October 2020 Pages: 387 - 393

   

5. The pediatric proximal ulna: a radiographic study

   • Mingyuan Han
   • Bo Dai
   • Xuchao Shi

   Orthopaedic Surgery 28 October 2020 Pages: 395 - 399

   

6. Management of humeral nonunions following failed surgical fixation

   • Andrew Lee
   • Trevor Wait
   • Anil Dutta

   Orthopaedic Surgery 29 October 2020 Pages: 401 - 408

   

7. Evaluation of mushroom-shaped allograft for unstable proximal humerus fractures

   • Lukas Dankl
   • Werner Schmoelz
   • Simon Euler

   Trauma Surgery Open access 23 December 2020 Pages: 409 - 416

   

8. The performance of PROMIS computer adaptive testing for patient-reported outcomes in hip fracture surgery: a pilot study

   • Aleksey Dvorzhinskiy
   • Elizabeth B. Gausden
   • Dean G. Lorich

   Trauma Surgery 02 January 2021 Pages: 417 - 424

   

9. One-stage combined “fix and flap” approach for complex open Gustilo–Anderson IIIB lower limbs fractures: a prospective review of 102 cases

   • Ahmed Aljawadi
   • Amirul Islam
   • Anand Pillai

   Trauma Surgery 03 January 2021 Pages: 425 - 434

   

10. Superiority of upper ankle arthrodesis over total ankle replacement in the treatment of end-stage posttraumatic ankle arthrosis

    • Sebastian Fischer
    • Alexander Klug
    • Yves Gramlich

    Trauma Surgery 03 January 2021 Pages: 435 - 442

    

11. Arthroscopic anatomy of the posterolateral corner of the knee: anatomic relations and arthroscopic approaches

    • Jannik Frings
    • Sebastian Weiß
    • Matthias Krause

    Arthroscopy and Sports Medicine Open access 22 March 2021 Pages: 443 - 453

    

12. Timing return-to-competition: a prospective registration of 45 different types of severe injuries in Germany’s highest football league

    • Werner Krutsch
    • Clemens Memmel
    • Tim Meyer

    Arthroscopy and Sports Medicine Open access 29 March 2021 Pages: 455 - 463

    

13. The effect of gracilis tendon harvesting in addition to semitendinosus tendon harvesting on knee extensor and flexor strength after anterior cruciate ligament reconstruction

    • Takuya Sengoku
    • Junsuke Nakase
    • Hiroyuki Tsuchiya

    Arthroscopy and Sports Medicine 02 April 2021 Pages: 465 - 470

    

14. A comparison of 6-month outcomes between periacetabular osteotomy with concomitant hip arthroscopy to isolated hip arthroscopy for femoroacetabular impingement

    • Thomas Ellis
    • Dave Kohlrieser
    • RobRoy L. Martin

    Arthroscopy and Sports Medicine 18 April 2021 Pages: 471 - 480

    

15. Predictors of failure of two-stage revision in periprosthetic knee infection: a retrospective cohort study with a minimum two-year follow-up

    • Antonio Russo
    • Luca Cavagnaro
    • Giorgio Burastero

    Knee Revision Surgery 23 November 2021 Pages: 481 - 490

    

16. The influence of obesity on achievement of a ‘forgotten joint’ following total knee arthroplasty

    • Vivek Singh
    • David Yeroushalmi
    • Ran Schwarzkopf

    Knee Arthroplasty 04 March 2021 Pages: 491 - 499

17. Bicompartmental, medial and patellofemoral knee replacement might be able to maintain unloaded knee kinematics

    • Daiwei Yao
    • Imran Akram
    • Carsten Tibesku

    Knee Arthroplasty 12 March 2021 Pages: 501 - 509

    

18. Arthrofibrosis following primary total hip arthroplasty: a distinct clinical entity

    • Thorsten Gehrke
    • Lara Althaus
    • Mustafa Citak

    Hip Arthroplasty 09 May 2021 Pages: 511 - 515

    

19. Migration characteristics of the Corail hydroxyapatite-coated femoral stem—a retrospective clinical evaluation and migration measurement with EBRA

    • Dietmar Dammerer
    • Philipp Blum
    • Martin Thaler

    Hip Arthroplasty Open access 17 May 2021 Pages: 517 - 524

    

20. Comparing radial lengthening osteotomy with ulnar shortening osteotomy to treat ulnar impaction syndrome after distal radius fracture malunion

    • Hsuan-Hsiao Ma
    • Yi-Chou Chen
    • Jung-Pan Wang

    Handsurgery 15 November 2021 Pages: 525 - 531

    

21. Correction to: Comparing radial lengthening osteotomy with ulnar shortening osteotomy to treat ulnar impaction syndrome after distal radius fracture malunion

    • Hsuan-Hsiao Ma
    • Yi-Chou Chen
    • Jung-Pan Wang

    Correction 02 December 2021 Pages: 533 - 533